Quote Originally Posted by phineasfreakears View Post
If your first shot was a Pfizer, then your second one should be a Pfizer. Same with Maderna, and J & J is a single dose. Mixing vaccines is not a smart idea, nor is it condoned by the vaccine manufacturers or the CDC.
The UK, Canada, Germany, Italy, Jamaica...quite a few countries are recognizing mixed vaccines.
It depends on which article you read whether you should mix the vaccines and with further reading, it often states that the CDC is still considering recognizing the mixed.
Currently the WHO is recognizing mixed vaccines.
Hopefully this will all be figured out very soon...makes travelling confusing and difficult for many folks.